<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@ taglib prefix="btn" tagdir="/WEB-INF/tags/btn" %>
<%@ tag pageEncoding="UTF-8" %>
<%@ attribute name="id" required="false" type="java.lang.String" %>
<btn:button btnClass="btn-info" type="submit" text="提交" iconClass="fa-check" id="${id}"/>